Description
Magnetic stirring bars with PTFE coating in oval form, 35 mm by 16 mm, deliver dependable agitation for laboratory magnetic stirrers. This larger pack holds 30 pieces, making it well suited to higher-throughput benches or shared laboratory stocks. The PTFE surface provides chemical resistance around the magnetic core and helps reduce sticking or contamination during continuous stirring. The oval shape is particularly suitable for round-bottom flasks, promoting stable rotation and thorough mixing of liquid media. Produced by manufacturer Labbox as part of the LBX INSTRUMENTS line, these bars support everyday dissolution, homogenisation and sample-preparation steps across chemical, biological and analytical applications. Pack net weight is 0,460 kg. Measuring 35 mm in length and 16 mm in diameter, they fit medium-sized vessels while retaining secure magnetic coupling to the stirrer drive. Laboratories that regularly use round-bottom glassware can rely on this oval PTFE-coated format for consistent, uncomplicated stirring performance without additional specialised accessories.
This article is part of Magnetic stirring bars, in Stirring, shaking & mixing.
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Questions about Magnetic stirring bar, oval, l 35 x diam. 16 mm, 30 pcs
What is this article?
Magnetic stirring bar, oval, l 35 x diam. 16 mm, 30 pcs is the article on this page. Luminix Health distributes Labbox for laboratory use. It sits in Magnetic stirring bars, inside Stirring, shaking & mixing, in Lab instruments.
A magnetic stirring bar is the magnet coated in PTFE that spins inside a vessel, driven by a stirrer underneath. Length and shape, plain, oval or cross, have to suit the flask. A bar left against a dry glass wall will grind it.
Stirring keeps a mixture uniform or helps a solid dissolve. A magnetic stirrer spins a bar inside a closed vessel. An overhead stirrer drives a shaft when the liquid is viscous or the volume is large. A vortex mixer agitates a tube. A shaker moves a whole rack or a plate. The shape of the impeller and the speed decide whether the liquid turns over or merely spins. The vessels being stirred are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stirring, shaking & mixing. The sub-category is Magnetic stirring bars. The catalogue is Lab instruments.
Shelves beside this one are Stirring shafts, propellers & impellers, Magnetic stirrers, Stirring & mixing accessories, Homogenisers & dispersers, Shakers, rockers & rotators, Overhead stirrers and Vortex mixers.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

